What Shape Is This?

What Shape Is This?
physics-memes, math-memes, topology-memes, geometry-memes, optical-illusion-memes | ScienceHumor.io

Behold, the elusive hourglass-shaped window blinds—nature's way of reminding physicists that time and light filtration are deeply connected. The red line is clearly someone's desperate attempt to classify this as a "smile," but any self-respecting topologist would argue it's a degenerate conic section. This is what happens when you leave mathematicians alone with window treatments for too long.

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